Kids Research Express

CFCs damage the ozone layer when they escape from sources such as leaky car air conditioners, discarded plastic-foam egg cartons, and old ho...

Despite these important steps, previously released CFCs continue to damage the ozone layer because they can remain in the atmosphere for mor...

To combat the problem of ozone thinning, in 1978 the U.S. Congress banned CFCs used in aerosols in the United States. In 1987, 27 nations si...